science, robin. >> that's it. thank you, josh. >>> now, to the latest on the sexual assault allegations against jameis winston, the florida state football star, who is a heisman trophy candidate. prosecutors say they will announce today whether they will bring charges. abc's matt gutman is here and has the latest. good morning, matt. >> reporter: good morning, robin. this announcement could change the lives of both jameis winston and his still anonymous young accuser. if he is charged, winston's college football career could be over. if he's exonerated, it could end with a heisman and a national championship. it's not a pass on the gridiron but a press conference that could determine jameis winston's fate later today. the state attorney on the case will announce whether or not the florida state seminoles heisman hopeful will face charges of sexual assault from a fellow student, just a day after winston was named conference player of the year. that state attorney telling reporters wednesday, we think we've exhauste